DE2706635C2 - Schaltung zur Umformung eines Signals aus einem elektronischen Musikinstrument - Google Patents

Schaltung zur Umformung eines Signals aus einem elektronischen Musikinstrument

Info

Publication number
DE2706635C2
DE2706635C2 DE2706635A DE2706635A DE2706635C2 DE 2706635 C2 DE2706635 C2 DE 2706635C2 DE 2706635 A DE2706635 A DE 2706635A DE 2706635 A DE2706635 A DE 2706635A DE 2706635 C2 DE2706635 C2 DE 2706635C2
Authority
DE
Germany
Prior art keywords
signal
output
waveform
circuit
period
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE2706635A
Other languages
German (de)
English (en)
Other versions
DE2706635A1 (de
Inventor
Keiji Takatsuki Osaka Akamatu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ROLAND CORP OSAKA JP
Original Assignee
ROLAND CORP OSAKA JP
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ROLAND CORP OSAKA JP filed Critical ROLAND CORP OSAKA JP
Publication of DE2706635A1 publication Critical patent/DE2706635A1/de
Application granted granted Critical
Publication of DE2706635C2 publication Critical patent/DE2706635C2/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H1/00—Details of electrophonic musical instruments
    • G10H1/02—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos
    • G10H1/06—Circuits for establishing the harmonic content of tones, or other arrangements for changing the tone colour
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H5/00—Instruments in which the tones are generated by means of electronic generators
    • G10H5/005—Voice controlled instruments
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H2210/00—Aspects or methods of musical processing having intrinsic musical character, i.e. involving musical theory or musical parameters or relying on musical knowledge, as applied in electrophonic musical tools or instruments
    • G10H2210/031—Musical analysis, i.e. isolation, extraction or identification of musical elements or musical parameters from a raw acoustic signal or from an encoded audio signal
    • G10H2210/066—Musical analysis, i.e. isolation, extraction or identification of musical elements or musical parameters from a raw acoustic signal or from an encoded audio signal for pitch analysis as part of wider processing for musical purposes, e.g. transcription, musical performance evaluation; Pitch recognition, e.g. in polyphonic sounds; Estimation or use of missing fundamental

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Manipulation Of Pulses (AREA)
DE2706635A 1976-02-16 1977-02-16 Schaltung zur Umformung eines Signals aus einem elektronischen Musikinstrument Expired DE2706635C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1633276A JPS5299808A (en) 1976-02-16 1976-02-16 Fundamental wave selector circuit

Publications (2)

Publication Number Publication Date
DE2706635A1 DE2706635A1 (de) 1977-08-18
DE2706635C2 true DE2706635C2 (de) 1983-12-15

Family

ID=11913472

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2706635A Expired DE2706635C2 (de) 1976-02-16 1977-02-16 Schaltung zur Umformung eines Signals aus einem elektronischen Musikinstrument

Country Status (5)

Country Link
US (1) US4117757A (enExample)
JP (1) JPS5299808A (enExample)
DE (1) DE2706635C2 (enExample)
GB (1) GB1575445A (enExample)
NL (1) NL180148C (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55162132U (enExample) * 1979-05-07 1980-11-20
US4375082A (en) * 1980-12-15 1983-02-22 The United States Of America As Represented By The Secretary Of The Army High speed rectangle function generator
JPS57142027A (en) * 1981-02-27 1982-09-02 Ricoh Co Ltd Pulse generating circuit
JPS6090396A (ja) * 1983-10-24 1985-05-21 セイコーインスツルメンツ株式会社 音声認識式音程採譜装置
JPS6348035A (ja) * 1986-08-18 1988-02-29 Oki Electric Ind Co Ltd 複流検出装置
US5018428A (en) * 1986-10-24 1991-05-28 Casio Computer Co., Ltd. Electronic musical instrument in which musical tones are generated on the basis of pitches extracted from an input waveform signal
US4919031A (en) * 1987-03-24 1990-04-24 Casio Computer Co., Ltd. Electronic stringed instrument of the type for controlling musical tones in response to string vibration
GB8716144D0 (en) * 1987-07-09 1987-08-12 British Aerospace Comparator circuits
JPH0196700A (ja) * 1987-10-08 1989-04-14 Casio Comput Co Ltd 電子楽器の入力制御装置
JP2712346B2 (ja) * 1987-10-14 1998-02-10 カシオ計算機株式会社 周波数制御装置
JPH01177082A (ja) * 1987-12-28 1989-07-13 Casio Comput Co Ltd 音高決定装置
JP2734521B2 (ja) * 1988-03-31 1998-03-30 カシオ計算機株式会社 楽音制御装置
GB8809189D0 (en) * 1988-04-19 1988-05-25 Wisdom P Device
JP2615825B2 (ja) * 1988-05-02 1997-06-04 カシオ計算機株式会社 電子弦楽器
US5001960A (en) * 1988-06-10 1991-03-26 Casio Computer Co., Ltd. Apparatus for controlling reproduction on pitch variation of an input waveform signal
JPH027096A (ja) * 1988-06-27 1990-01-11 Casio Comput Co Ltd 電子楽器
US5147970A (en) * 1989-08-11 1992-09-15 Casio Computer Co., Ltd. Electronic musical instrument for generating musical tones on the basis of characteristics of input waveform signal
US5438291A (en) * 1993-12-16 1995-08-01 Texas Instruments Incorporated Controlled delay digital clock signal generator
US5570052A (en) * 1995-06-07 1996-10-29 Philips Electronics North America Corporation Detection circuit with differential input and hysteresis proportional to the peak input voltage
US7563975B2 (en) 2005-09-14 2009-07-21 Mattel, Inc. Music production system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3602824A (en) * 1968-08-19 1971-08-31 Sanders Associates Inc Frequency changing apparatus and methods
US3636457A (en) * 1970-02-24 1972-01-18 Scientific Atlanta Quadrature square wave generator
JPS5441833B2 (enExample) * 1971-09-30 1979-12-11
US3745367A (en) * 1972-05-02 1973-07-10 Ibm Method and apparatus for generating timing pulses with varying distances
JPS5246089B2 (enExample) * 1973-06-23 1977-11-21
JPS5644110Y2 (enExample) * 1974-01-10 1981-10-15
DE2539498A1 (de) * 1975-09-05 1977-03-17 Standard Elektrik Lorenz Ag Elektronische anordnung zum erzeugen von zwei wechselspannungen mit einstellbarer phasenlage

Also Published As

Publication number Publication date
NL7701605A (nl) 1977-08-18
DE2706635A1 (de) 1977-08-18
GB1575445A (en) 1980-09-24
JPS5737074B2 (enExample) 1982-08-07
NL180148B (nl) 1986-08-01
JPS5299808A (en) 1977-08-22
US4117757A (en) 1978-10-03
NL180148C (nl) 1987-01-02

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Legal Events

Date Code Title Description
OD Request for examination
8125 Change of the main classification

Ipc: G10H 1/02

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee